$(function(){
	//apply animated arrows to tutorial links
	$(".tutorial-a").css({"opacity":0})
		.mouseover(function(){
			$(this).stop().animate({"opacity":1})
		})
		.mouseout(function(){
			$(this).stop().animate({"opacity":0})
		});
	
	//hide the location bar in mobilesafari
	setupZoom();
	window.scrollTo(0,1);
});